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Table 1 Clinical and Laboratory characteristics in ELC group versus non-ELC group

From: Diagonal ear lobe crease in diabetic south Indian population: Is it associated with Diabetic Retinopathy?. Sankara Nethralaya Diabetic Retinopathy Epidemiology And Molecular-genetics Study (SN-DREAMS, Report no. 3)

  ELC Group (Present) n = 844 ELC Group (absent) n = 570 P value
Age (years) 57.39+/-10.13 54.75+/-9.65 <0.0001
Gender    
Male 463 (54.9) 287 (50.4) 0.1076
Female 381 (45.1) 283 (49.6) 0.1076
Smoking 169 (20.0) 108 (18.9) 0.6576
Alcohol 175 (20.73) 135 (23.68) 0.2114
Retinopathy group    
No DR 690 (81.8) 469 (82.3) 0.8654
Any DR 154 (18.2) 101 (17.71) 0.8657
NST 124 (14.7) 91 (16.0) 0.5538
ST 30 (3.6) 10 (1.8) 0.0680
Duration of DM (months) 79.90+/-76.66 70.86+/-73.91 0.0275
BMI (Kg/m 2 ) 25.48+/-4.16 25.22+/-3.98 0.2410
BP Systolic (mmHg) 139.51+/-21.13 138.57+/-20.27 0.4044
BP Diastolic (mmHg) 81.98+/-11.33 81.93+/-11.44 0.9354
Glycosylated Hb 8.34+/-2.25 7.99+/-2.11 0.0033
Serum cholesterol (mg/dL) 186.77+/-39.77 186.16+/-42.19 0.7826
Serum HDL (mg/dL) 39.35+/-9.66 39.06+/-10.91 0.5994
Ratio HDL/cholestrol 0.200+/-0.059 0.204+/-0.064 0.2272
SES    
Lower 653 (77.36) 500 (87.71) <0.0001
Upper 191 (22.6) 70 (12.3) <0.0001
Microalbuminuria    
Normal 681 (80.7) 469 (82.3) 0.4914
Microalbuminuria 139 (16.5) 87 (15.3) 0.6670
Clinical microbuminuria 24 (2.8) 14 (2.5) 0.8612
  1. ELC: Ear lobe crease, DR: Diabetic retinopathy, NST: Non-Sight threatening diabetic retinopathy including mild and moderate non-proliferative diabetic retinopathy, ST: Sight threatening diabetic retinopathy including severe non-proliferative diabetic retinopathy, proliferative diabetic retinopathy and diabetic macular edema, DM: Diabetes mellitus, BMI: Body mass index, BP: Blood pressure, Hb: Heamoglobin, HDL: High density lipoprotein, SES: Socioeconomic status.